Rapierstar Starturn screws The award winning Rapier StarTurn screw is probably the most efficient universal screw available. The patented StarForm thread provides lower drive-in torque, quicker assembly times and exceptional holding power. Rapier StarTurn screws offer up to 50% quicker drive-in time, with up to 50% lower torque - without pre-drilling. A Rapier StarTurn screws Deeper recess and innovative double countersunk head greatly improves screwdriver seating and frictional grip, increasing bit life for both Cross Recess and StarDrive. The patented StarForm thread in the RapierStar screws range lowers torque and reduces wood splitting. Sharp point for easier penetration into Hardwood, Chipboard, MDF, Plastics and Thin Sheet Metal.